CN203823376U - Locking device - Google Patents

Abstract

The utility model discloses a locking device, which comprises a quick-to-dismount plate and a sliding module. The quick-to-dismount plate is slidably connected with the sliding module. The locking device further comprises a locking module, and the locking module is connected with the sliding module and used for locking the quick-to-dismount plate and the sliding module together. The locking device provided by the utility model is small in size and convenient to mount and dismount.

Description

Locking device

【Technical field】

The utility model relates to a locking device.

【Background technique】

When photography enthusiasts and professional photographers are shooting outdoors, in order to choose the best shooting angle and effect, after adjusting the angle of the head, the user installs the camera or video camera on the quick release plate, and then installs the camera Or quickly install the camera to the fixed platform of the gimbal, and fix the quick release plate by adjusting the locking mechanism of the quick release plate of the gimbal.

The existing pan/tilt quick release plate locking mechanism includes a first locking piece, a second locking piece and a plurality of springs arranged on the second locking piece, which is bulky and inconvenient to install, and because the springs are compressed and It is easy to swing when stretching, causing the spring to loosen when locking and withdrawing the quick release plate, which affects the accuracy of locking the quick release plate.

【Content of utility model】

The technical problem mainly solved by the utility model is: to provide a locking device which can improve the locking precision of the quick-loading plate, has a small volume and is easy to assemble and disassemble.

In order to solve the above technical problems, a technical solution adopted by the utility model is to provide a locking device, which includes a quick release plate and a sliding assembly. The quick release plate is slidably connected with the sliding assembly. The locking device further includes a locking component connected to the sliding component and used for locking the quick release plate and the sliding component.

Wherein, the quick-release plate includes a bottom plate and two oppositely arranged side walls, and the two side walls are respectively provided with a sliding groove, and the sliding groove includes two stoppers that are both arranged opposite to the bottom plate, so The sliding assembly includes a sliding guide block and a sliding seat, the shape and size of the sliding guide block correspond to the shape and size of the sliding groove respectively, and the sliding guide block includes a first sliding plate and a The second sliding board connected with the first sliding board, the first sliding board forms a stepped surface at the junction of the first sliding board and the second sliding board, and the second sliding board extends vertically with a A connecting rod, the outer wall of the connecting rod is provided with a first external thread, the sliding seat includes a central part, the sliding seat is provided with a through hole passing through the central part, and the connecting rod passes through the sliding seat Through the hole, the locking assembly includes a first locking part, the first locking part includes a first main body part and a connecting part connected with the first main body part, the connecting part is hollow, and A first threaded hole is provided, and the first threaded hole matches the first external thread of the connecting rod. When it is necessary to lock the quick release plate and the sliding assembly, the first lock The first threaded hole of the accessory is screwed with the first external thread of the connecting rod, and when the first locking accessory is tightened, the stepped surface of the first sliding block is tightly matched with the stopper.

Wherein, both the connecting portion and the through hole are circular, and the radius of the connecting portion is smaller than the radius of the through hole.

Wherein, the center part is provided with two positioning blocks close to the top surface of the quick release plate, and the two positioning blocks are arranged opposite to each other, and a sliding port is provided on both sides of each positioning block corresponding to the position of the sliding groove , the sliding seat is connected to the quick release plate through the sliding port.

Wherein, the top surface and the two positioning blocks jointly form a receiving portion for receiving the sliding guide block.

Wherein, the bottom plate is rectangular, the side walls are formed by vertically extending downwards from the sides of the bottom plate, and the two stoppers are respectively integrally formed with a corresponding one of the side walls.

Wherein, the sliding seat includes elastic clamping parts respectively arranged on both sides of the central part, and the elastic clamping parts are used to clamp a conduit.

Wherein, a through opening is opened in the middle part of the central part, and the through opening penetrates through two opposite side walls of the central part at the same time, and communicates with the two elastic clamping parts.

Wherein, the locking assembly is a second locking part screwed to the first locking part, and the second locking part includes a second main body part and an abutment substantially vertically connected with the second main body part. The second main body is provided with a receiving groove, the shape and size of the receiving groove are respectively matched with the shape and size of the first main body, and is used to accommodate the first main body, and the resisting The holding part is hollow, and a second threaded hole is provided in it. The second threaded hole passes through the abutting part and communicates with the receiving groove. The outer wall of the connecting part is provided with external threads. Two threaded holes are matched with the external thread, and the second threaded hole is screwed with the external thread. When the elastic clamping part is loosely fitted with the conduit, the sliding assembly can move along the conduit Sliding, when the elastic clamping part needs to clamp the conduit, the second threaded hole is screwed with the external thread of the first locking part, and the abutting part is against the sliding seat The central part, when the second locking part is tightened toward the sliding seat, the elastic clamping part clamps the conduit.

Wherein, the bottom plate is provided with a plurality of positioning holes, and the positioning holes are respectively used for fixing a photographing device.

The beneficial effect of the utility model is: different from the situation of the prior art, since the quick-release plate of the locking device of the utility model is slidably connected with the sliding assembly, and the locking assembly connects the quick-release plate Locked with the sliding assembly, therefore, the quick release plate can be locked at any predetermined position of the slide assembly through the locking assembly, which improves the locking accuracy of the quick release plate. Moreover, the locking device is small in size and easy to assemble and disassemble.

【Description of drawings】

Fig. 1 is a three-dimensional assembly diagram of the locking device provided by the present invention.

Fig. 2 is a three-dimensional exploded schematic diagram of the locking device provided by the present invention.

Fig. 3 is a front view of the locking device in Fig. 2 .

Fig. 4 is a front view of the first locking part in the locking device in Fig. 1 .

【Detailed ways】

Please refer to FIG. 1 to FIG. 4 together. A locking device 100 provided by the present invention includes a quick release plate 10 , a sliding assembly 20 , and a locking assembly 30 . In this embodiment, the locking device 100 is installed on a platform. The quick release plate 10 is slidably connected to the sliding assembly 20 . The locking assembly 30 is connected to the sliding assembly 20 and used for locking the quick release plate 10 and the sliding assembly 20 .

The quick release plate 10 includes a bottom plate 11 and two opposite side walls 12 . In this embodiment, the bottom plate 11 is rectangular, and the side walls 12 are formed by vertically extending downward from the sides of the bottom plate 11 . Two sliding grooves 120 are respectively defined on the two sidewalls 12 . The sliding groove 120 includes two stoppers 121 opposite to the bottom plate 11 . The two stoppers 121 are integrally formed with a corresponding one of the side walls 12 respectively. The bottom plate 11 defines a plurality of positioning holes 110 . In this embodiment, the positioning holes 110 are used to respectively fix a shooting device, such as a camera.

The sliding assembly 20 includes a sliding guide block 21 and a sliding seat 22 .

The shape and size of the sliding guide block 21 correspond to the shape and size of the sliding groove 120 respectively. Specifically, the sliding guide block 21 includes a first sliding plate 211 and a second sliding plate 212 connected with the first sliding plate 211 . In this embodiment, the width of the first sliding board 211 is larger than the width of the second sliding board 212 , therefore, the first sliding board 211 is different from the first sliding board 211 and the second sliding board 212 A step surface 213 is formed at the joint. A connecting rod 25 extends vertically from the second sliding board 212 . The outer wall of the connecting rod 25 is provided with a first external thread 251 .

The sliding seat 22 includes a central portion 221 and elastic clamping portions 222 respectively disposed on two sides of the central portion 221 .

Two positioning blocks 223 are disposed on the central portion 221 close to the top surface 221 of the quick release plate 10 . The two positioning blocks 223 are arranged opposite to each other. Two sides of each positioning block 223 are provided with a sliding opening 2230 corresponding to the position of the sliding groove 120 . The top surface 221 and the two positioning blocks 223 jointly form a receiving portion 224 for receiving the sliding guide block 21 . The sliding seat 22 also defines a through hole 2210 penetrating through the central portion 221 . In this embodiment, the through hole 2210 is circular. In this embodiment, the elastic clamping portion 222 is a hollow cylindrical tube for clamping a catheter 200 . A through opening 2212 is defined in the central part of the central part 221 , and the through opening 2212 penetrates through two opposite side walls of the central part 221 and communicates with the two elastic clamping parts 222 .

The locking assembly 30 includes a first locking part 31 and a second locking part 32 screwed to the first locking part 31 . The first locking part 31 includes a first main body 311 and a connecting portion 312 substantially vertically connected to the first main body 311 . The connecting portion 312 is circular, and an outer wall of the connecting portion 312 is provided with an external thread 3120 . The connecting portion 312 is hollow and defines a first threaded hole 3122 therein. The first threaded hole 3122 matches the first external thread 251 of the connecting rod. In this embodiment, the first threaded hole 3122 passes through the connecting portion 312 . In this embodiment, the radius of the connecting portion 312 is smaller than the radius of the through hole 2210 .

The second locking part 32 includes a second main body 321 and a resisting part 322 substantially vertically connected to the second main body 321 . The second body portion 321 defines a receiving groove 3210 . The shape and size of the receiving groove 3210 are respectively matched with the shape and size of the first body part 311 for receiving the first body part 311 . The resisting portion 322 is hollow and defines a second threaded hole 3212 therein. The second threaded hole 3212 passes through the resisting portion 322 and communicates with the receiving groove 3210 . In this embodiment, the second threaded hole 3212 matches the external thread 3120 of the connecting portion 312 .

When assembling, firstly, the connecting rod 25 passes through the through hole 2210 of the sliding seat 22 , and the sliding guide block 21 is accommodated in the receiving portion 224 . Then, screw the second threaded hole 3212 of the second locking part 32 with the external thread 3120 on the connecting part 312 of the first locking part 31, and the abutting part 322 of the second locking part 32 away from the first locking part 31 . Finally, the sliding seat 22 is connected to the quick-release plate 10 through the sliding openings 2230 on both sides of the positioning block 223 , and the step surface 213 is disposed opposite to the blocking block 121 .

When in use, when the stepped surface 213 of the first sliding block 21 is loosely fitted with the stopper 121, the quick release plate 10 can be matched with the sliding groove 120 through the first sliding plate 211 to The sliding seat 22 of the sliding assembly 20 moves. When it is necessary to lock the quick release plate 10 and the sliding assembly 20, the first threaded hole 3122 of the first lock member 31 is screwed into the first external thread 251 of the connecting rod 25, Tighten the first locking part 31 so that the stepped surface 213 of the first sliding block 21 is closely matched with the stopper 121 , so that the quick release plate 10 is fixedly connected with the sliding assembly 20 .

When the elastic clamping portion 222 is loosely fitted with the catheter 200 , the sliding assembly 20 can slide along the catheter 200 . And when the elastic clamping part 222 needs to clamp the catheter 200, the second threaded hole 3212 of the second locking part 32 is screwed with the external thread 3120 of the first locking part 31, and the The resisting portion 322 resists the central portion 221 of the sliding seat 22 , and tightens the second locking member 32 toward the sliding seat 22 , so that the elastic clamping portion 222 clamps the conduit 200 .

It can be understood that, under the design concept of the present invention, the structures of the sliding assembly and the locking assembly 30 can be flexibly changed according to actual conditions. For example, when the locking device 100 does not need to clamp the catheter 200, the sliding seat 22 may not be provided with the through opening 2212 and the elastic clamping portion 222, and the second locking part 32 may also be omitted. go.

Since the quick-release plate of the locking device of the present invention is slidably connected to the sliding assembly, and the locking assembly locks the quick-release plate and the sliding assembly, the quick-release plate can be By locking the locking assembly at any predetermined position of the sliding assembly, the locking accuracy of the quick release plate is improved, and the locking device is small in size and easy to assemble and disassemble.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (10)

1. A locking device comprising a quick release plate and a sliding assembly, the quick release plate is slidably connected to the sliding assembly, characterized in that the locking device further includes a locking assembly, The locking component is connected to the sliding component and is used for locking the quick release plate and the sliding component. the 2. The locking device according to claim 1, wherein the quick-release plate comprises a bottom plate and two opposite side walls, the two side walls are respectively provided with a sliding groove, and the sliding groove It includes two stoppers that are opposite to the bottom plate, the sliding assembly includes a sliding guide block and a sliding seat, the shape and size of the sliding guide block are respectively corresponding to the shape and size of the sliding groove, The slide guide block includes a first slide plate and a second slide plate connected with the first slide plate, the first slide plate is connected to the first slide plate and the second slide plate A stepped surface is formed at the second sliding plate, a connecting rod extends vertically from the second sliding plate, the outer wall of the connecting rod is provided with a first external thread, the sliding seat includes a central part, and a The through hole of the part, the connecting rod passes through the through hole of the sliding seat, the locking assembly includes a first lock part, the first lock part includes a first main part and the first main part The connection part of the connection, the connection part is hollow, and there is a first threaded hole in it, and the first threaded hole matches the first external thread of the connecting rod. When it is necessary to connect the quick release plate with the When the sliding assembly is locked, the first threaded hole of the first locking part is screwed into the first external thread of the connecting rod. When the first locking part is tightened, the first The stepped surface of the sliding block is in tight fit with the stopper. the 3 . The locking device according to claim 2 , wherein both the connecting portion and the through hole are circular, and the radius of the connecting portion is smaller than the radius of the through hole. 4 . the 4. The locking device according to claim 2, wherein two positioning blocks are arranged on the central part close to the top surface of the quick-release plate, and the two positioning blocks are oppositely arranged, and each of the positioning blocks A sliding port is provided on both sides of the positioning block corresponding to the position of the sliding groove, and the sliding seat is connected to the quick release plate through the sliding port. the 5 . The locking device according to claim 4 , wherein the top surface and the two positioning blocks jointly form a receiving portion for receiving the sliding guide block. 5 . the 6. The locking device according to claim 2, wherein the bottom plate is rectangular, the side walls are formed by vertically extending downward from the side of the bottom plate, and the two stoppers are respectively connected to the corresponding One said side wall is integrally formed. the 7 . The locking device according to claim 2 , wherein the sliding seat includes elastic clamping portions respectively disposed on two sides of the central portion, and the elastic clamping portions are used to clamp a conduit. 8 . the 8. The locking device according to claim 7, characterized in that: a through opening is opened in the middle of the central part, and the through opening penetrates through two oppositely arranged side walls of the central part at the same time, and is connected to the two opposite side walls. The elastic clamping parts are all connected. the 9. The locking device according to claim 8, characterized in that: the locking assembly is provided with a second locking component screwed to the first locking component, and the second locking component includes a second locking component The main body part and an abutting part connected substantially vertically to the second main body part, the second main body part defines a receiving groove, the shape and size of the receiving groove are respectively the same as those of the first main body part matched to accommodate the first main body, the abutting portion is hollow, and a second threaded hole is opened therein, the second threaded hole passes through the abutting portion and is connected with the receiving groove Through, the outer wall of the connecting part is provided with an external thread, the second threaded hole matches the external thread, the second threaded hole is screwed with the external thread, when the elastic clamping part and the external thread When the conduit is loosely fitted, the sliding assembly can slide along the conduit, and when the elastic clamping part needs to clamp the conduit, the second threaded hole and the external thread of the first locking part Screwed together, the abutting portion abuts against the central portion of the sliding seat, and when the second locking member is tightened toward a direction close to the sliding seat, the elastic clamping portion clamps the conduit. the 10 . The locking device according to claim 2 , wherein the locking device is installed on a platform, and the bottom plate is provided with a plurality of positioning holes, and the positioning holes are used to fix a camera. 11 . the